WMSIC Electronic Components

Viking AR03BTCX0470

ModelAR03BTCX0470
Package0603
BrandVIKING
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking AR03BTCX0470
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
AR03BTCX0470
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.023g
Electronic Component
47Ω
Electronic Component
1
Electronic Component
BM0265378699
Operating Temperature
55℃~+155℃
Electronic Component
±25ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

AR03BTCX0470 贴片薄膜电阻产品概述

一、产品基本定位与品牌背景

AR03BTCX0470是Viking(光颉)电子推出的高精度贴片薄膜电阻,属于其高稳定性电阻产品线。光颉作为全球被动元器件领域的专业制造商,在薄膜电阻的工艺研发、生产控制上积累了20余年经验,产品以“精度稳定、环境适应性强”为核心竞争力,广泛覆盖工业控制、测试测量、高端消费电子等领域。该型号针对小功率精密电路场景设计,兼顾体积紧凑性与性能可靠性,是替代常规低精度电阻的优选方案。

二、核心电气性能参数

该型号的电气参数明确且符合精密电阻的设计规范,关键指标如下:

  • 阻值:47Ω,采用E96系列标称值(高精度电阻通用规范),保证阻值互换性与一致性;
  • 精度等级:±0.1%,远高于常规碳膜/金属膜电阻的1%、0.5%精度,可满足信号调理、校准回路等对阻值准确性要求严苛的场景;
  • 额定功率:100mW(0.1W),适配小电流电路的功率需求,避免因过载导致的阻值漂移或失效;
  • 温度系数(TCR):±25ppm/℃,薄膜电阻的典型低TCR值——温度每变化1℃,阻值仅变化47Ω×25×10⁻⁶=1.175μΩ,宽温环境下仍能保持稳定;
  • 工作温度范围:-55℃~+155℃,覆盖工业级环境的温度波动(如低温存储、高温运行场景),无需额外降额设计。

三、封装与物理特性

该电阻采用0603封装(英制:0.06″×0.03″,公制:1.6mm×0.8mm),符合表面贴装技术(SMT)行业标准:

  • 体积紧凑:适合高密度PCB布局,可有效节省电路板空间,满足便携式设备、小型化模块的设计需求;
  • 焊接兼容性:支持回流焊、波峰焊等常规SMT工艺,焊盘设计符合IPC-A-610标准,焊接后焊点可靠性高;
  • 封装工艺:采用密封式陶瓷/塑料复合封装,可隔绝潮气、灰尘等外界因素,提升长期使用的稳定性。

四、典型应用场景

AR03BTCX0470的性能特点使其适配以下典型场景:

  1. 精密模拟电路:运算放大器的反馈网络、信号滤波电路(依赖±0.1%精度保证信号放大/处理的准确性);
  2. 测试测量设备:示波器、万用表的校准回路(需稳定47Ω阻值实现信号源标定与量程校准);
  3. 工业控制模块:PLC传感器接口、模拟量输入电路(宽温范围适应车间-55℃~+85℃的环境波动);
  4. 高端消费电子:专业音频分频网络、高端电源电压采样电路(100mW功率满足低功耗设计);
  5. 汽车电子辅助系统:车身控制模块(BCM)低功耗信号电路(宽温性能符合常规车载温区需求)。

五、可靠性与环境适应性

该电阻的可靠性设计可满足长期稳定运行:

  • 耐温稳定性:薄膜电阻材料特性+激光 trimming 工艺,保证-55℃~+155℃范围内无明显阻值漂移;
  • 抗机械应力:封装结构可承受常规振动(如工业设备振动、车载行驶振动)与冲击,避免外力导致的阻值变化;
  • 耐湿性能:密封封装可抵抗95%RH以上的高湿环境,适合潮湿地区或户外设备应用;
  • 耐电压性能:最大工作电压约2.17V(√(P×R)=√(0.1×47)),满足低电压精密电路需求。

六、选型参考要点

选择该型号时需结合电路需求确认以下要点:

  1. 功率匹配:实际功耗需≤100mW(含峰值功耗),避免过载;
  2. 精度需求:若需更高精度(如±0.05%),需选择光颉更高精度系列;
  3. 温度环境:若超出-55℃~+155℃(如航空航天超高温场景),需更换耐高温电阻;
  4. 封装兼容性:确认PCB焊盘尺寸符合0603标准(焊盘长1.01.2mm、宽0.60.8mm),避免焊接不良;
  5. 成本考量:高精度薄膜电阻成本高于常规电阻,仅适用于性能要求严苛的场景。

AR03BTCX0470凭借稳定的电气性能、宽温适应性与紧凑封装,成为精密电子领域的可靠选型,可有效提升电路的精度与长期稳定性。

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